JPH07266954A - Installation structure for protecting cover - Google Patents

Abstract

PURPOSE:To improve working efficiency in the installation of a protecting cover and reduce cost by preventing a seat from obstructing the installation of the protecting cover, and obviating the necessity of machine screws, fixing tools, etc. CONSTITUTION:When a pair of installation pieces 54 and 54 installed at the top end opened port part 51 of a protecting cover 50 are fitted into the guide grooves 42 and 42 between a car body side rail 20 and a leg bracket 40, and guided, and the protecting cover 50 is slided, covering the leg bracket 40 and the end part side 20a of the car body side rail 20, along the longitudinal direction of the rail, then the engagement projection 55 on the protecting cover 50 side is fitted with the engaged part 43 on the leg bracket 40 side and restrained.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention is mainly used for automobiles, in which a seat-side rail for supporting a seat is movably fitted in a vehicle-side rail fixedly mounted on the body via a leg bracket. Of the present invention relates to a protective cover mounting structure for covering the end portion of the seat slide device. Particularly, the present invention relates to a protective cover mounting structure for integrally fixing the leg bracket and the front end of the vehicle body side rail fixedly mounted on the upper surface of the leg bracket.

[0002]

2. Description of the Related Art Conventionally, as a mounting structure of this type of protective cover, there is, for example, a structure shown in FIG. That is, the upper rail 3 supporting the seat is slidably fitted in the lower rail 2 fixed to the vehicle body floor A via the mounting bracket 4, and covers the rear end portion 2 a of the lower rail 2 and the mounting bracket 4. Protective cover 5 is screw 6 to hide
It is fixed at. Like the protective cover 5 shown in the figure, in general, many protective covers for long objects are fixed to a mounting bracket with screws or the like.

[0003]

However, in such a conventional protective cover mounting structure, a tool such as a screw or a screw tap is separately required to mount the protective cover on the mounting bracket or the like. In addition, the mounting work itself by tapping or the like is troublesome and time-consuming, which causes a problem of cost increase.

Further, the protective cover is usually attached after the seat has been installed on the floor of the vehicle body through the rails. Therefore, when the seat is located just above the mounting bracket, the seat is seated. Depending on the front and rear positions, the seat may interfere with the mounting work by tapping the protective cover, so that the seat may have to be moved one by one when the protective cover is attached.

The present invention has been made in view of the above-mentioned conventional problems, and there is no fear that the seat will become an obstacle when the protective cover is attached, and no screw or its fastening tool is required. Therefore, it is an object of the present invention to provide a protective cover mounting structure capable of improving the work efficiency of mounting the protective cover and reducing the cost.

[0006]

To achieve the above object, the gist of the present invention is to provide a vehicle body side rail (20) fixedly mounted on the vehicle body side (A) via leg brackets (40, 60). ), A seat side rail (30) for supporting the seat (B) is movably fitted in the longitudinal direction, and a protective cover (50, 7) for the seat slide device (10, 10a).
0) mounting structure, wherein the leg bracket (4
0, 60) and an end portion side (20a) of the vehicle body side rail (20) fixedly mounted on the upper surface portion (41, 61) of the protective cover (50, 70). In the mounting structure, the protective cover (50, 70) is formed in a groove-shaped cross section that extends in the longitudinal direction and opens on the lower side, and a pair of mounting pieces (54, 7) are provided on both sides of the tip opening (51, 71).
4) while the leg brackets (40, 6) are provided.
0) upper surface portion (41, 61) and the upper surface portion (41, 61)
The guide grooves (42, 6) in which the pair of mounting pieces (54, 74) are fitted and guided in the rail longitudinal direction on both sides of the joint portion with the end side (20a) of the vehicle body side rail (20) along the.
2) and the engaging projections (55, 75) are provided on the inner wall of the protective cover (50, 70), while the leg bracket (40, 60) covered by the inner wall of the protective cover (50, 70). On the edge side of the upper surface portion (41, 61) of the engaged portion (43,
63), and when fixing the protective cover (50, 70), the pair of mounting pieces (54, 74) are fitted into the guide grooves (42, 62) to guide the protective cover (50, 70). , 70) is slid along the rail longitudinal direction while covering the leg brackets (40, 60) and the end side (20a) of the vehicle body side rail (20), the engaging protrusions (55, 75). Are fitted and restrained in the engaged parts (43, 63), and the protective cover (50,
70) Attachment structure.

[0007]

The protective cover (50, 70) extends along the end portion (20a) of the vehicle body side rail (20) and the leg brackets (40, 60) for supporting the end portion (20a) on the vehicle body side (A). Is formed in a groove-shaped cross section that extends in the longitudinal direction and has an opening on the lower side. Then, the tip end openings (51, 71) of the leg brackets (40, 60) that are first fitted on the outermost ends such as the one ends (20a) of the vehicle body side rails (20) first have a pair of openings on both sides thereof. Mounting pieces (54, 74) are provided.
Further, engaging projections (55, 75) are provided on the inner wall of the protective cover (50, 70).

On the other hand, the leg brackets (40, 6)
0) upper surface portion (41, 61) and the upper surface portion (41, 61)
A pair of mounting pieces (54, 74) are fitted on both sides of a joint portion with the end side (20a) of the vehicle body side rail (20) along the guide groove (42, 42) guided in the rail longitudinal direction.
62) is installed. In addition, the protection cover (5) is provided on the edge side of the upper surface portion (41, 61) of the leg bracket (40, 60) covered by the inner wall of the protection cover (50, 70).
Provided are engaged parts (43, 63) with which the engaging projections (55, 75) on the (0, 70) side are fitted.

In order to mount the protective cover (50, 70), first, the pair of mounting pieces (54, 74) in the tip end opening (51, 71) is attached to the end of the guide groove (42, 62). Insert into and position. Subsequently, while guiding the pair of mounting pieces (54, 74) to the inner side of the guide groove (42, 62), the protective cover (50, 70) is pushed in along the rail longitudinal direction, and the leg bracket (40 , 6
0) and one end portion side (20a) of the vehicle body side rail (20) are gradually covered and slid. Then, the protective cover (5
The engaging projections (55, 75) on the (0, 70) side are fitted and restrained by the engaged parts (43, 63) of the leg brackets (40, 60).

Thus, the protective cover (50, 70)
Is attached to the end side (20a) of the vehicle body side rail (20) along the rail longitudinal direction, so that the work of attaching the protective covers (50, 70) is supported by the seat side rail (30). Is not affected by the position of the seat (B), and no separate parts such as screws are required.
Since the protective covers (50, 70) are easily positioned, they can be easily and quickly attached.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Various embodiments of the present invention will be described below with reference to the drawings. 1 to 4 and 6 show a first embodiment of the present invention. As shown in FIGS. 1 and 6, the protective cover 50
The seat slide device 10 to be mounted is movable to the vehicle body side rail 20 fixed to the vehicle body floor A via the leg brackets 40 and to the vehicle body side rail 20 in the longitudinal direction thereof (in the present embodiment, in the front-back direction). The seat-side rail 30 is fitted to support the seat B.

The vehicle body side rail 20 is formed in a groove-shaped cross section that opens upward, and has a bottom surface portion 21 and both side wall portions 22 and 2.
2 and. At the upper edges of the side wall portions 22 and 22,
Flanges 22a, 22a are formed so as to be bent inward and downward. On the other hand, the seat-side rail 30 is formed by welding two angle members back-to-back to have a substantially inverted Y-shaped cross section, and both sliding contact portions 31, which are slidably fitted in the vehicle-side rail 20 along the longitudinal direction, 31 and a support portion 3 for seat attachment that extends upward from the upper opening groove 23 of the vehicle body side rail 20.
2 and. Flanges 31a, 31a bent upward are formed on the side edges of the sliding contact portions 31, 31.

As shown in FIG. 1, both sliding contact portions 31, 31 of the seat side rail 30 are fitted into the inside of the vehicle body side rail 20 through the openings of the vehicle body side rail 20.
0 and 30 are slidably combined with each other.
Then, as shown in FIG. 2, rolling elements such as balls 11 for improving slidability are interposed in the gap between the vehicle body side rail 20 and the seat side rail 30.

The leg bracket 40 is mounted on the rail 2 on the vehicle body side.
0 is a member for supporting the rear end portion 20a of the vehicle body floor 50, extends in the longitudinal direction along the rear end portion 20a of the vehicle body side rail 20, and is fixed to the rail bottom surface portion 21 by abutting from below. And an installation portion 44 fixedly mounted on the vehicle body floor A. The upper surface 4 of this leg bracket 40
Guide grooves 42, 42 extending in the rail longitudinal direction due to the cross-sectional shape of the bottom surface portion 21 are formed on both sides of a joint portion between the vehicle body side rail 20 and the bottom surface portion 21 of the vehicle body side rail 20.

Further, the upper surface portion 41 of the leg bracket 40
The engaging projections 5 of the protective cover 50, which will be described later, are provided on both edge sides of
A cut-and-raised portion 43, which is an engaged portion for fitting 5, 55, is provided. Further, the mounting portion 44 of the leg bracket 40 is a portion that is brought into contact with the vehicle body panel 10, and reinforcing beads 46, 46 are formed on both end edges thereof, and the mounting portion 44 is provided between the beads 46. Bolt holes 45 for bolting to the vehicle body floor 50 are provided.

The entire leg bracket 40 and the rear end portion 20a of the vehicle body side rail 20 fixed to the upper surface portion 41 of the leg bracket 40 are integrally covered by a protective cover 50. Figure 1
As shown in FIG. 2, the protective cover 50 extends in the longitudinal direction along the rear end portion 20a of the vehicle body side rail 20 and covers the upper opening groove 23 and both side portions 22, 22 of the rear end portion 20a. The leg bracket 40 is also formed in a cross-sectional shape whose lower side is opened so as to cover the leg bracket 40 as well. The protective cover 50 is integrally formed by stamping a synthetic resin into the shape shown.

A front end of the protective cover 50 forms a front end opening portion 51, and a rear end thereof forms a terminal closing portion 52. Further, an insertion groove 53 extending in the longitudinal direction through which the support portion 32 of the seat side rail 30 can pass is formed in the upper portion of the protective cover 50, and the terminal closing portion 52 is connected to the insertion groove 53 and is connected to the seat side. A slip-out groove 52a is formed in which the sliding contact portions 31, 31 of the rail 30 can project and retract.

A pair of mounting pieces 54, 54 are provided on both sides of the tip opening 51 of the protective cover 50. The pair of mounting pieces 54, 54 are fitted in the guide grooves 42, 42 at the joint between the vehicle body-side rail 20 and the leg bracket 40 described above when the protective cover 50 is mounted, and are guided in the rail longitudinal direction. is there. More specifically,
As shown in FIG. 3, the mounting piece 54 has a substantially L-shaped cross section, and the fitting portion 53 is fitted directly into the guide groove 42.
a and an engaging portion 53b that engages along the side portion 22 of the vehicle body side rail 20.

As shown in FIG. 1, the inner wall of the protective cover 50 is provided with an engaging projection 55 which fits into the raised portion 43 of the leg bracket 40. As shown in FIG.
A taper 55a is formed at the tip of the engagement protrusion 55 so that the cut-and-raised part 43 can be fitted easily when the protective cover 50 is attached, and that it is difficult to disengage after the fitting.

Next, the operation will be described. Body side rail 20
The bottom surface portion 21 of the rear end portion 20a is fixed by abutting the top surface portion 41 of the leg bracket 40 from below.
Guide grooves 42, 42 extending in the rail longitudinal direction are formed on both sides of the joint between the upper surface portion 41 and the bottom surface portion 21.
Then, if the installation portion 44 of the leg bracket 40 is fixedly mounted on the vehicle body floor A, and the seat B is attached to the seat side rail 30 fitted to the vehicle body side rail 20, the seat is mounted via the seat slide device 10. It is supported on the floor A so as to be movable back and forth.

To attach the protective cover 50 to the rear end portion 20a of the vehicle body side rail 20 and the leg bracket 40 below it, first, the front end opening portion 5 of the leg bracket 40 is attached.
The pair of mounting pieces 54, 54 in FIG.
2 and 42 are fitted and positioned from the rear end side. Subsequently, while guiding the pair of mounting pieces 54, 54 to the inner side of the guide grooves 42, 42, that is, toward the front of the rail, the protective cover 50 is pushed in along the rail longitudinal direction, so that the leg bracket 40 and The rear end portion 20a of the vehicle body side rail 20 is gradually covered and slid.

When the protective cover 50 is pushed in, the engaging projection 55 on the inner wall of the protective cover 50 engages with the cut-and-raised portion 43 on the end edge of the leg bracket 40 midway, but the protective cover 50 is not moved forward. As shown in FIG. 4, the taper 55a of the engaging projection 55 cuts and raises, gets over 43, and fits into each other. After the engagement protrusion 55 is cut and raised and fitted into the 43 as described above, the engagement protrusion 55 is hard to come off, and therefore the protective cover 50 is easily removed from the rear end portion 20a of the vehicle body side rail 20. There is nothing to lose.

As a result, the protective cover 50 is securely and firmly attached to the rear end portion 20a of the vehicle body side rail 20 including the leg bracket 40 so as to completely cover the rear end portion 20a. Such a protective cover 50 is provided on the rear end portion 20 of the vehicle body side rail 20.
The protective cover 5 can be attached to the a or the leg bracket 40 along the rail longitudinal direction from the rail rear end side.
0 mounting work is seat B supported by the seat side rail 30
Not affected by the position of.

That is, the seat B is the leg bracket 40.
Even when the seat B is located just above, the seat B does not interfere with the work of attaching the protective cover 50 as in the conventional case. Further, when attaching the protective cover 50, separate parts such as screws and special tools are not required, and since the protective cover 50 can be easily positioned, it is possible to attach the protective cover 50 easily and quickly with one touch. it can.

As shown in FIG. 6, by mounting the protective cover 50 on the rear end portion 20a of the vehicle body side rail 20 and the like, there is a risk of an open end of the vehicle body side rail 20 and a burr or a sharp edge of the leg bracket 40. Is eliminated and safety is improved. In addition, when the seat side rail 30 is moved rearward with respect to the vehicle body side rail 20 in order to adjust the front-back position of the seat B, the rear ends of the sliding contact portions 31, 31 of the seat side rail 30 terminate at the protective cover 50. It escapes from the escape groove 52a in the closing portion 52. Therefore, the protective cover 50 does not impair the slide operability of the seat slide device 10.

FIG. 5 shows a second embodiment of the present invention.
In the present embodiment, as shown in FIG. 6, an attachment structure of a protective cover 70 to be attached to a so-called inner type seat slide device 10a arranged below the central portion of the seat B toward the vehicle body is shown. The vehicle body side rails 20 and the seat side rails 30 constituting the seat slide device 10a are common to those of the outer type seat slide device 10 according to the first embodiment, but the leg bracket 40a and the protective cover 50a are included.
Is different from that of the first embodiment.

That is, the installation portion 47 of the leg bracket 40a is formed in the illustrated shape so as to be in contact with the center pillar A1 of the vehicle body floor A, and accordingly, the terminal closing portion 57 of the protective cover 50a is also formed. , And is formed in a shape different from that of the same type portion of the first embodiment. In addition,
Since other parts are common to the first embodiment, duplicated description will be omitted.

Accordingly, the protective cover mounting structure according to the present invention is the outer type seat slide device 10.
Alternatively, it can be applied to various types of slide devices such as the inner type seat slide device 10a.
Of course, the present invention is not limited to the illustrated various embodiments. FIG. 7 shows a modification of a pair of mounting pieces provided on both sides of the tip opening of the protective cover. The mounting piece 56 according to this modification is similar to the various embodiments described above in that the tip opening 5 is formed.
Instead of being formed in a substantially L-shaped cross section on the outside of No. 1, it is provided so as to project in one piece inside the tip opening 51. As a result, the appearance of the protective cover can be improved, but on the other hand, there is a risk that the mounting piece 56 will be caught in the mold after molding with the molding die and it will be difficult to remove it. Of course, the shape of the mounting piece is not limited to the above-described various embodiments.

Although the engaged portions of the leg brackets according to the various embodiments described above are formed by cutting and raising, the shape of the engaged portions is not limited to the illustrated raising and lowering, for example, protection. It may be formed as a hole into which the engagement protrusion on the cover side can be fitted.

[0030]

According to the protective cover mounting structure of the present invention, the pair of mounting pieces provided at the tip opening of the protective cover are fitted into the guide groove between the vehicle body side rail and the leg bracket for guiding. When the protective cover is slid along the rail longitudinal direction while being allowed to do so, the engaging protrusion on the protective cover side is fitted and restrained in the engaged portion on the leg bracket side.
Positioning of the protective cover is easy, installation work of the protective cover is not affected by the position of the seat supported by the seat side rail, and separate parts such as screws and special tools are not required. is there. Therefore, the protective cover can be attached simply and quickly with one touch without moving the seat one by one, the work efficiency of attaching the protective cover can be improved, and the cost can be reduced.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing a protective cover mounting structure according to a first embodiment of the present invention.

FIG. 2 is a cross-sectional view showing a protective cover mounting structure according to a first embodiment of the present invention.

FIG. 3 is a perspective view showing an attachment piece of the protective cover that constitutes the attachment structure of the protective cover according to the first embodiment of the present invention.

FIG. 4 is an operation explanatory view showing a state in which the engaging protrusion of the protective cover that constitutes the protective cover mounting structure according to the first embodiment of the present invention is fitted to the engaged portion of the leg bracket.

FIG. 5 is an exploded perspective view showing a protective cover mounting structure according to a second embodiment of the present invention.

FIG. 6 is an overall perspective view showing a protective cover mounting structure according to a first embodiment and a second embodiment of the present invention.

FIG. 7 is a perspective view showing a protective cover mounting piece that constitutes a protective cover mounting structure according to a modification of the present invention.

FIG. 8 is a perspective view showing a conventional protective cover mounting structure.

[Explanation of symbols]

 10 ... Seat slide device 20 ... Car body side rail 30 ... Seat side rail 40, 40a ... Leg bracket 41 ... Top part 42 ... Guide groove 43 ... Cut and raised (engaged part) 50, 50a ... Protective cover 51 ... Tip opening Part 54 ... Mounting piece 55 ... Engaging protrusion

Claims (1)

[Claims] 1. A structure for mounting a protective cover of a seat slide device, comprising a vehicle body side rail fixed to a vehicle body side through a leg bracket, and a seat side rail supporting a seat movably fitted in the longitudinal direction. In the attachment structure of the protective cover that integrally fixes the leg bracket and the end side of the vehicle body side rail fixedly provided on the upper surface of the leg bracket, the protective cover extends in the longitudinal direction. Sides are formed in a groove-shaped cross section, and a pair of mounting pieces are provided on both sides of the tip opening, while both sides of the joint between the upper surface of the leg bracket and the end of the vehicle body side rail along the upper surface. A guide groove into which the pair of mounting pieces are fitted and which is guided in the rail longitudinal direction, and an engaging projection provided on the inner wall of the protective cover, while the leg bracket which is covered by the inner wall of the protective cover. On the edge side of the upper surface of the cover, an engaged portion into which the engaging protrusion fits is provided, and when fixing the protective cover, while fitting and guiding the pair of mounting pieces in the guide groove, When the protective cover is slid along the longitudinal direction of the rail while covering the end portions of the leg bracket and the vehicle body side rail, the engagement protrusion is fitted and restrained in the engaged portion. Features a protective cover mounting structure.